55090760

素因数分解:

$2^3\times 5^1\times {\mathrm{1377269}}^1$

素因数の和:1377280

約数の個数: 16

約数和(自身を含む): 123954300

約数和(自身を除く): 68863540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1377269, 2754538, 5509076, 6886345, 11018152, 13772690, 27545380, 55090760]

約数ペア:

[(1, 55090760), (2, 27545380), (4, 13772690), (5, 11018152), (8, 6886345), (10, 5509076), (20, 2754538), (40, 1377269)]